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        <p class="lead">邓高鹃</p>
        <p>邓高鹃</p>
        <del>邓高鹃</del>
        <s>邓高鹃</s>
        <ins>邓高鹃</ins>
        <small>邓高鹃</small>
        <hr>
        <h1>h1. Bootstrap heading</h1>
        <h2>h2. Bootstrap heading</h2>
        <h3>h3. Bootstrap heading</h3>
        <h4>h4. Bootstrap heading</h4>
        <h5>h5. Bootstrap heading</h5>
        <h6>h6. Bootstrap heading</h6>
        <hr>
        <h1 class="h1">h1. Bootstrap heading</h1>
        <p class="h1">邓高鹃4</p>
        <h2>h2. Bootstrap heading</h2>
        <h3>h3. Bootstrap heading</h3>
        <h4>h4. Bootstrap heading</h4>
        <h5>h5. Bootstrap heading</h5>
        <h6>h6. Bootstrap heading</h6>
        You can use the mark tag to <mark>highlight</mark> text.
        <hr>
        <button class="btn btn-primary">asdf</button>
        <p class="text-left">Left aligned text.</p>
        <p class="text-center">Center aligned text.</p>
        <p class="text-right">Right aligned text.</p>
        <p class="text-justify">Justified text.</p>
        <p class="text-nowrap">No wrap text.</p>
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